DESCRIPTION
The headlight leveling ECU assembly stores this DTC if initialization has not been performed after the ECU was replaced.
DTC No. |
DTC Detecting Condition |
Trouble Area |
---|---|---|
B2450 |
Initialization of the headlight leveling ECU assembly has not been performed |
Headlight leveling ECU assembly |
PROCEDURE
1. |
PERFORM INITIALIZATION |
(a) Perform initialization of the headlight leveling ECU assembly (See page
).
|
2. |
RECHECK FOR DTC |
(a) Using the Techstream, recheck for DTCs.
Result |
Proceed to |
---|---|
DTC B2450 is not output. |
A |
DTC B2450 is output. |
B |
HINT:
If the headlight leveling ECU assembly stores DTC B2450 even though the ECU has been initialized, there may be a malfunction in the headlight leveling ECU assembly.
A | ![]() |
END |
B | ![]() |
REPLACE HEADLIGHT LEVELING ECU ASSEMBLY |
HL AutoLeveling ECU Failure (B2420)
DESCRIPTION
When the headlight leveling ECU assembly detects a malfunction in itself, this
DTC is stored.
DTC No.
DTC Detecting Condition
Trouble Area
B2420
Malfunction of headlight leveling ECU ...
Adjustment
ADJUSTMENT
PROCEDURE
1. ADJUST STEERING WHEEL OFF CENTER
(a) Inspect steering wheel off center.
(1) Apply masking tape on the top center of the steering wheel and steering
column upper cover.
Text in Illustration
*1
...
Terminals Of Ecu
TERMINALS OF ECU
1. REAR TELEVISION CAMERA ASSEMBLY
(a) Disconnect the R21 rear television camera assembly connector.
(b) Measure the voltage on the wire harness side connector according to the value(s)
in the table below.
Terminal No. (Symb ...